Middle east crisis prompts UK NCSC warning on potential Iranian cyber activity

UK’s NCSC warns of potential Iranian cyberattacks as Middle East tensions rise, urging vigilance from exposed organizations.

The UK’s National Cyber Security Centre (NCSC) has warned organizations of a potential increase in Iranian cyber threats amid the escalating Middle East conflict. While it sees no immediate shift in the direct threat to Britain, officials stress the situation could change rapidly. The advisory targets companies with operations or supply chains in the region, urging them to remain alert and strengthen defenses.

“As a result of the ongoing conflict in the Middle East, there is likely no current significant change in the direct cyber threat from Iran to the UK, however due to the fast-evolving nature of the conflict, this assessment may be subject to change.” reads the advisory published by UK NCSC. “There is almost certainly a heightened risk of indirect cyber threat for those organisations and entities who have a presence, or supply chains, in the Middle East. 

The NCSC advises UK organisations to prepare for possible spillover effects from Iran-linked hacktivists by reviewing existing guidance on DDoS attacks, phishing activity and ICS Targeting.

Businesses with offices or supply chains in the Middle East should strengthen their security posture, increase monitoring, and reassess their external attack surface in line with heightened-threat guidance. The agency also recommends enrolling in its Early Warning service for timely alerts.

Critical National Infrastructure (CNI) operators are encouraged to review preparedness guidance for severe cyber scenarios, while physical and personnel risks should be addressed using National Protective Security Authority sabotage guidance.

“In light of rapidly evolving events in the Middle East, it is critical that all UK organisations remain alert to the potential risk of cyber compromise, particularly those with assets or supply chains that are in areas of regional tensions,” Jonathon Ellison, the NCSC’s director for national resilience said.

CrowdStrike says Iran-linked hackers are already initiating DDoS and reconnaissance activity, signaling potential escalation, The Guardian reported.

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Pierluigi Paganini

(SecurityAffairs – hacking, Iran)